题干
—_______ she ________ her room now?
—No, she isn't. She is watching TV.
A：Does; clean
B：Is; cleaning
C：Do; cleaning
答案(点此获取答案解析）
B
—_______ she ________ her room now?
—No, she isn't. She is watching TV.
A：Does; clean
B：Is; cleaning
C：Do; cleaning
"这是一条线段。（判断对错）